Home / 20,546,279.57-30,818,671.82-6,168,973.77

Finding the Fourth Proportional to 20,546,279.57, 30,818,671.82 and 6,168,973.77

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Solution

The fourth proportional to 20,546,279.57, 30,818,671.82 and 6,168,973.77 is: 9,253,236.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,546,279.57 : 30,818,671.82 = 6,168,973.77 : x
  2. Step 2: Convert to fraction form
    20,546,279.57/30,818,671.82 = 6,168,973.77/x
  3. Step 3: Cross multiply
    20,546,279.57x = 30,818,671.82 × 6,168,973.77
  4. Step 4: Simplify right side
    20,546,279.57x = 190,119,577,929,724.78
  5. Step 5: Solve for x
    x = 190,119,577,929,724.78/20,546,279.57
  6. Step 6: Final answer
    x = 9,253,236.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.